What kind of battery is used for UGO? Jes Jakobsen June 13, 2018 07:32 Updated UGO uses two CR2032 lithium batteries in each light. Related articles How much light does UGO emit? How do I replace the batteries? How much light does GO emit? My lights with ReePower™ (SL120+ or SL220+) does not flash when the bike stops How much light does the AMS light emit? Comments 0 comments Article is closed for comments.